Fixed sorting for all other than StackingViewSpecification
Fixed missing image thumbs
additional fix for MP2-425: MSBuild property WriteAssemblyInfo=false is not respected
Fixed AccessViolation when accessing HasExited property
PreserveLogFileNameExtension for ClientLauncher
Updated ReSharper settings with more definitions
Made geolocation  caching thread safe
MP2-422: Added new ImporterWorkerNewGen (without any functionality yet)
(Temporarily) made the used ImporterWorker configurable via settings
MP2-422: Added TPL Dataflow package to MediaPortal.Common
MP2-422: Added ImportJobController class.
Each ImportJobController handles one ImportJob and its Dataflow network.
MP2-422: Added first version of DirectoryUnfoldBlock to ImporterWorkerNewGen
MP2-422: Corrected Errors due to a crash of TortoiseGit
MP2-422: Code clean-up and documentation in ImporterWorkerNewGen, ImportJobController and DirectoryUnfoldBlock
MP2-422: Changed copyright headers to 2014 in ImporterWorkerNewGen, ImportJobController and DirectoryUnfoldBlock
MP2-422: Improved Task completion handling in ImporterWorkerNewGen and DirectoryUnfoldBlock
MP2-422: Added PendingImportResourceNewGen as a generic class to transport ImportResources from one DataflowBlock to the next one
MP2-422: Improved continuation and exception handling of DirectoryUnfoldBlock.Completion
MP2-422: Raise MaxDegreeOfParallelism of the DirectoryUnfoldBlock for NetworkResources
MP2-422: Remove higher degree of parallelism for NetworkResources in the DirectoryUnfoldBlock because it does not result in speed improvements.
MP2-422: Enabled ImportJobController to keep track of all PendingImportResources used by any of its DataflowBlocks; added asynchronous dispose measures making sure that all PendingImportResources of a given ImportJob are disposed when the respective ImportJob is finished. This can also be used later to persist the state of an ImportJobController.